Surveys

Underwater operations 19 thru 27 jun by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…

Philippine Sea · Japan · HYDROPAC 1679/22

issued
2022-06-18 13:45Z
status
cancelled 2022-06-28 00:01Z (archive)
self-cancels
2022-06-28 00:01Z
authority
NAVAREA XI 199/22 181201Z JUN 22.
position
20.701, 133.489
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

PHILIPPINE SEA.
JAPAN.
DNC 11, DNC 12, DNC 23.
1. UNDERWATER OPERATIONS 19 THRU 27 JUN
   BY M/V YOKOSUKA WITH SUBMERSIBLE SHINKAI 6500
   IN AREAS BOUND BY:
   A. 13-00.00N 131-30.00E, 13-00.00N 135-20.00E,
      17-00.00N 135-20.00E, 17-00.00N 131-30.00E.
   B. 20-50.00N 131-00.00E, 20-50.00N 136-20.00E,
      24-00.00N 136-20.00E, 24-00.00N 131-00.00E.
   C. 26-30.00N 132-00.00E, 26-30.00N 134-30.00E,
      29-40.00N 134-30.00E, 29-40.00N 132-00.00E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 280001Z JUN 22.

This area · survey operations

11 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
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05
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24

Season · when survey operations happen here

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A
M
J
J
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month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

75 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.